The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 23, 2024
Filed:
Apr. 25, 2023
Applicant:
Lanzhou Institute of Chemical Physics, Cas, Lanzhou, CN;
Inventors:
Xinrui Zhang, Lanzhou, CN;
Jing Xu, Lanzhou, CN;
Xiaoyue Wang, Lanzhou, CN;
Zenghui Yang, Lanzhou, CN;
Yaoming Zhang, Lanzhou, CN;
Qihua Wang, Lanzhou, CN;
Tingmei Wang, Lanzhou, CN;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 7/04 (2020.01); C08G 18/24 (2006.01); C08K 5/3462 (2006.01);
U.S. Cl.
CPC ...
C08J 7/04 (2013.01); C08G 18/242 (2013.01); C08K 5/3462 (2013.01); C08J 2375/04 (2013.01);
Abstract
Provided are a self-healing polyurethane (PU) material, a double-layer self-healing PU film, and a preparation method and use thereof. In the disclosure, the self-healing PU material includes a PU material I and a PU material II that are packaged separately. A soft-layer PU film prepared based on the PU material I and a hard-layer PU film prepared based on the PU material II could be combined to form a double-layer PU film.